spacer gif spacer gif spacer gif spacer gif spacer gif
QUICK SEARCH:   [advanced]


spacer gif
     Home     Help     Feedback     Subscriptions     Archive     Search     Table of Contents    

Right arrow Help viewing high resolution images
Right arrow Return to article

(Downloading may take up to 30 seconds.
If the slide opens in your browser, select File -> Save As to save it.)
Click on image to view larger version.


Figure 7


Fig. 7. Tissue structure of A. gracilis before and after exposure to 1500 J m-2 of UV-B. (A) Cross-section of A. gracilis without UV-B exposure, clearly showing the cuticle (C) and epidermis (E). (B) Section of A. gracilis immediately after exposure to UV-B. The cuticle swelled and the epidermis necrosed. (C) After 2 h exposure, the cuticle shows breakdown, and the epidermis, circular muscle (CM) and longitudinal muscle (L) show necrosis. (D) After 18 h exposure, the epidermis and circular muscle are destroyed and only the longitudinal muscle is present. Scale bar, 50 µm.





Right arrow Return to article